﻿// Copyright 2013 rubicon informationstechnologie gmbh
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using System.Collections.Generic;
using InjectionCop.Utilities;

namespace InjectionCop.Config
{
  public class LayeredConfigurationAdapter : IBlacklistManager
  {
    private readonly IBlacklistManager[] _configurations;

    public LayeredConfigurationAdapter (Stack<IBlacklistManager> configurations)
    {
      ArgumentUtility.CheckNotNull ("configurations", configurations);
   
      _configurations = configurations.ToArray();
    }

    public IBlacklistManager[] Configurations
    {
      get { return _configurations; }
    }

    public FragmentSignature GetFragmentTypes (string assemblyName, string qualifiedTypeName, string methodName, IList<string> qualifiedParameterTypes)
    {
      foreach (var configurationLayer in _configurations)
      {
        var fragmentSignature = configurationLayer.GetFragmentTypes (assemblyName, qualifiedTypeName, methodName, qualifiedParameterTypes);
        if (fragmentSignature != null)
          return fragmentSignature; 
      }
      return null;
    }
  }
}